#311576#311576

#311576 is a dark, vivid violet. Relative luminance 0.025; OKLCH L 31.0% C 0.151 H 287.0°. Best body text is #FFFFFF at 14.01:1 contrast (WCAG AA passes).

Color values

HEX	#311576
RGB	rgb(49, 21, 118)
HSL	hsl(257, 70%, 27%)
HSV	hsv(257, 82%, 46%)
CMYK	cmyk(58.5%, 82.2%, 0%, 53.7%)
CIE-LAB	lab(17.91, 38.72, -50.00)
CIE-LCH	lch(17.91, 63.24, 307.75°)
OKLab	oklab(30.98% 0.0441 -0.144)
OKLCH	oklch(30.98% 0.151 287)
XYZ	xyz(4.8038, 2.4970, 17.3649)
Luminance	0.0250 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311576 #5A7615

analogous

#152976 #311576 #621576

triadic

#311576 #763115 #157631

tetradic

#311576 #761529 #5A7615 #157662

square

#311576 #761529 #5A7615 #157662

split-complementary

#311576 #766215 #297615

monochromatic

#0B051A #1B0C42 #311576 #471EAA #5E2CD9

Accessibility & contrast

On white

14.01

#311576 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#311576 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311576

14.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311576	#FFFFFF	#000000	##FFFFFF
##311576	1.00	14.01	1.50	14.01
#FFFFFF	14.01	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E79

Deuteranopia (green-blind)

#002974

Tritanopia (blue-blind)

#113246

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #311576;
/* rgb */ color: rgb(49, 21, 118);
/* oklch */ color: oklch(31.0% 0.151 287.0);

Tailwind

colors: {
  custom: {
    50: '#72579f',
    500: '#311576',
    950: '#000000',
  },
}

SCSS

$custom: #311576;
$custom-light: #72579f;
$custom-dark: #000000;

JSON

{
  "hex": "#311576",
  "rgb": {
    "r": 49,
    "g": 21,
    "b": 118
  },
  "hsl": {
    "h": 257.32,
    "s": 69.784,
    "l": 27.255
  },
  "oklch": {
    "l": 0.30984,
    "c": 0.15057,
    "h": 287
  },
  "luminance": 0.02497
}

Semantic roles & 50–950 ramp

primary

#311576

secondary

#8BAC3B

accent

#ED3BB9

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09030F

muted

#7B787E

Preview Lab

Preview with #311576

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →